15665428900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1459}}^1$

素因数の和:1754

約数の個数: 144

約数和(自身を含む): 38140058880

約数和(自身を除く): 22474629980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 227, 275, 430, 454, 473, 550, 860, 908, 946, 1075, 1100, 1135, 1459, 1892, 2150, 2270, 2365, 2497, 2918, 4300, 4540, 4730, 4994, 5675, 5836, 7295, 9460, 9761, 9988, 11350, 11825, 12485, 14590, 16049, 19522, 22700, 23650, 24970, 29180, 32098, 36475, 39044, 47300, 48805, 49940, 62425, 62737, 64196, 72950, 80245, 97610, 107371, 124850, 125474, 145900, 160490, 195220, 214742, 244025, 249700, 250948, 313685, 320980, 331193, 401225, 429484, 488050, 536855, 627370, 662386, 690107, 802450, 976100, 1073710, 1254740, 1324772, 1380214, 1568425, 1604900, 1655965, 2147420, 2684275, 2760428, 3136850, 3311930, 3450535, 3643123, 5368550, 6273700, 6623860, 6901070, 7286246, 8279825, 10737100, 13802140, 14241299, 14572492, 16559650, 17252675, 18215615, 28482598, 33119300, 34505350, 36431230, 56965196, 69010700, 71206495, 72862460, 91078075, 142412990, 156654289, 182156150, 284825980, 313308578, 356032475, 364312300, 626617156, 712064950, 783271445, 1424129900, 1566542890, 3133085780, 3916357225, 7832714450, 15665428900]

約数ペア:

[(1, 15665428900), (2, 7832714450), (4, 3916357225), (5, 3133085780), (10, 1566542890), (11, 1424129900), (20, 783271445), (22, 712064950), (25, 626617156), (43, 364312300), (44, 356032475), (50, 313308578), (55, 284825980), (86, 182156150), (100, 156654289), (110, 142412990), (172, 91078075), (215, 72862460), (220, 71206495), (227, 69010700), (275, 56965196), (430, 36431230), (454, 34505350), (473, 33119300), (550, 28482598), (860, 18215615), (908, 17252675), (946, 16559650), (1075, 14572492), (1100, 14241299), (1135, 13802140), (1459, 10737100), (1892, 8279825), (2150, 7286246), (2270, 6901070), (2365, 6623860), (2497, 6273700), (2918, 5368550), (4300, 3643123), (4540, 3450535), (4730, 3311930), (4994, 3136850), (5675, 2760428), (5836, 2684275), (7295, 2147420), (9460, 1655965), (9761, 1604900), (9988, 1568425), (11350, 1380214), (11825, 1324772), (12485, 1254740), (14590, 1073710), (16049, 976100), (19522, 802450), (22700, 690107), (23650, 662386), (24970, 627370), (29180, 536855), (32098, 488050), (36475, 429484), (39044, 401225), (47300, 331193), (48805, 320980), (49940, 313685), (62425, 250948), (62737, 249700), (64196, 244025), (72950, 214742), (80245, 195220), (97610, 160490), (107371, 145900), (124850, 125474)]